Overview
The Eagle Manufacturing 6A is a standard-tread farm tractor produced in Appleton, Wisconsin, between 1930 and 1937. It features an open operator station, a three-speed gear transmission, and was available with either a 5.6L Hercules or a 5.9L Waukesha six-cylinder engine.
Ideal Applications
Nebraska Test Performance:
In Nebraska Tractor Test 184, the Hercules-equipped model achieved a maximum 29.52 drawbar horsepower and a maximum pull of 4650 lbs using 48x12 steel rear tires.
Belt Pulley Specifications:
The tractor is equipped with a 16-inch diameter belt pulley that operates at 625 RPM with a rated belt speed of 2600 feet per minute.
Mechanical Configuration:
The 5000-pound machine utilizes a manual steering system, a dry disc clutch, and spur gear final drives to manage power from its liquid-cooled engine.
Production
| Description | Standard-tread tractor / Built in Appleton, Wisconsin, USA |
|---|---|
| Manufacturer | Eagle Manufacturing |
Engine
| Engine type | Hercules 5.6L 6-cyl gasoline / Waukesha 5.9L 6-cyl |
|---|---|
| Bore/Stroke | 4.00x4.50 inches (102 x 114 mm) / 4.00x4.75 inches (102 x 121 mm) |
| Description | Hercules / gasoline / 6-cylinder 12-valve / liquid-cooled / Waukesha / 6-cylinder / liquid-cooled |
| Displacement | 339 ci (5.6 L) / 358 ci (5.9 L) |
| Fuel system | Zenith carburetor / Zenith carburetor |
| Rated RPM | 1416 |
| Engine type | Hercules 5.6L 6-cyl gasoline / Waukesha 5.9L 6-cyl |
| Belt (claimed) | 37 hp (27.6 kW) |
| Belt (tested) | 40.36 hp (30.1 kW) |
| Drawbar (claimed) | 22 hp (16.4 kW) |
| Drawbar (tested) | 29.52 hp (22.0 kW) |
| Plows | 3-4 (14-inch) |
Transmission
| Clutch | dry disc |
|---|---|
| Gears | 3 forward and 1 reverse |
| Transmission type | 3-speed gear |
| Type | gear |
Mechanical
| Cab | Open operator station. |
|---|---|
| Drive type | Two-wheel drive |
| Final drives | spur gear |
| Steering | manual |
Dimensions & Tires
| Height | 61 inches (154 cm) |
|---|---|
| Length | 134 inches (340 cm) |
| Weight | 5000 lbs (2268 kg) |
| Width | 70 inches (177 cm) |
| Rear tire | 48x12 |
| Weight | 5000 lbs (2268 kg) |
| Ag rear | 48x12 (steel) |
Belt Pulley
| Diameter | 16 inches (40 cm) |
|---|---|
| RPM | 625 |
| Speed | 2600 ft/min (792.48 meters/min) |
| Width | 8 inches (20 cm) |
Nebraska Tractor Test 184
| Belt fuel use (max) | 4.3 gal/hour (16.3 l/hour) |
|---|---|
| Belt power (max) | 40.36 hp (30.1 kW) |
| Description | Hercules 3-speed 2WDOctober 21 - November 1, 1930Link: Nebraska Tractor Test 184 file / Drawbar performance / Gear 2 used for power test. / Gear 1 used for pull test. |
| Max power | 29.52 hp (22.0 kW) |
| Max pull | 4650 lbs (2109 kg) |